

Ships same day if ordered by 12 pm
Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The SENCO ha0311 is a safety assembly designed as a replacement component for compatible SENCO power tools. The safety assembly is a contact-trip mechanism that controls when the tool can fire, preventing unintended actuation during normal operation. This type of component is a standard wear and service part in pneumatic fastening tools and is typically replaced by a licensed tool technician or experienced trade professional during scheduled maintenance or after a safety-related failure.
The ha0311 safety assembly is used in SENCO power tool applications where the original contact-trip safety mechanism has worn or failed. It is suited for shop, jobsite, and field repair scenarios where restoring safe, code-compliant tool operation is required. Specific compatible tool models are not listed in the available product data.
Designed as an OEM-style replacement safety assembly for compatible SENCO power tools. Refer to the SENCO parts documentation for your specific tool model to confirm fitment before ordering.
Installation of this safety assembly should be performed by a qualified tool technician familiar with SENCO pneumatic fastening tools. Disconnect the tool from its air supply and remove all fasteners from the magazine before beginning disassembly. Follow the tool manufacturer's service documentation for correct assembly sequence and torque guidance. Improper installation of a safety mechanism can result in unintended tool actuation and serious injury.
Thanks for subscribing!
This email has been registered!